# Stack Buddies vs Zen Colour

The clearest difference is review sentiment: Stack Buddies at 87% against Zen Colour's 0%. Stack Buddies also leads on rating (4.2 vs 1.0) and ads (none vs shown). Zen Colour's advantage is in-app purchases (none vs 10). On price, update cadence and device support there is nothing between them.

Both are free to download. Stack Buddies sells 10 one-off in-app purchases. Zen Colour asks for nothing beyond the download.

Stack Buddies holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: Stack Buddies has 56 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 87% of Stack Buddies's written reviews are positive against 0% of Zen Colour's.

Both ship on a similar rhythm, roughly every 5 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Stack Buddies | Zen Colour |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (56 ratings)](https://appshunter.io/ios/app/stack-buddies/id1126876956/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/zen-colour-coloring-book-asmr/id6504120615/reviews) |
| Number of ratings | **56** | 2 |
| Positive reviews | **86.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 77 MB | 88 MB |
| Requires iOS | **6.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Umbrella Games LLC](https://appshunter.io/developer/1059299541) | [BEYZA PAKSIN](https://appshunter.io/developer/909570336) |

## What reviewers say

### Stack Buddies

[App page](https://appshunter.io/ios/app/stack-buddies/id1126876956)

Drop bricks to build the tallest tower possible in this engaging stacking game. Unlock new characters and explore diverse levels, each offering a unique challenge. Compete with friends locally or on global leaderboards.

**Highlights:** Build the biggest tower, Unique graphical style, 10 unlockable characters, 10 different levels, Game Center leaderboards, Local multiplayer

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.99 | one-time |
| Level 2 | $0.99 | one-time |
| Level 3 | $0.99 | one-time |
| Level 5 | $0.99 | one-time |
| Bird | $0.99 | one-time |
| Gentleman | $0.99 | one-time |
| Bear | $0.99 | one-time |
| Pirate | $0.99 | one-time |
| Cat | $0.99 | one-time |
| Rabbit | $0.99 | one-time |

**What reviewers like**

- 👍 Addictive gameplay
- 👍 Fun and entertaining
- 👍 Simple and easy to play
- 👍 Good time killer
- 👍 Challenging levels

**What reviewers complain about**

- ⚠️ Frequent ads
- ⚠️ Difficult to pass levels
- ⚠️ Randomness can be frustrating
- ⚠️ Inconsistent block falling
- ⚠️ Paid no-ads feature not working

**Reported bugs**

- No ads purchase not recognized
- Game pauses after no ads purchase
- Inconsistent block falling

**Requested features**

- More levels
- Restore purchase for no ads
- Improvement in game mechanics


### Zen Colour

[App page](https://appshunter.io/ios/app/zen-colour-coloring-book-asmr/id6504120615)

This ASMR painting game allows you to unwind by filling beautiful silhouettes with mesmerizing marbled patterns. Enjoy a stress-free, creative experience at your own pace, perfect for all ages.

**Highlights:** Relaxing ASMR painting, Fill silhouettes with marbled colors, No stress or timers, Endless art creation, Satisfying visual gameplay, Suitable for all ages

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stack Buddies free?

Stack Buddies is free to download, with in-app purchases available.

### Is Zen Colour free?

Zen Colour is free to download, with no in-app purchases.

### Which has better reviews, Stack Buddies or Zen Colour?

Stack Buddies is rated higher. Stack Buddies averages 4.2 out of 5 from 56 ratings, while Zen Colour averages 1.0 from 2 ratings.

### Do Stack Buddies or Zen Colour have ads?

Zen Colour shows ads; Stack Buddies does not.

### Which is updated more often, Stack Buddies or Zen Colour?

Stack Buddies ships an update every 5 days, and Zen Colour every 5 days. Most recently, Stack Buddies was updated on October 24, 2026 and Zen Colour on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*